Valve



FIG. 1 is a front perspective view of a valve showing our new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a right side elevation view thereof, the left side being a mirror image;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in the figures are for the purpose of illustrating portions of the valve amd form no part of the claimed design. 

CLAIM The ornamental design for a valve, as shown and described. 